China 1898-1910 Chinese Imperial Post Numbered Daters Chinkiang (Kiangsi); 1909 (7 July) envelope registered to Tientsin bearing 2c. green (3, one stamp missing) tied by despatch c.d.s. with a fine strike of Chinkiang 15 numbered dater in purple with a superb strike of the associated boxed registered handstamp on the other side. Attractive. Ex. Warren Kauder. Photo